CN103747660B - The suspension controller heat-removal system of middle low speed magnetic suspension train steady operation and application - Google Patents

The suspension controller heat-removal system of middle low speed magnetic suspension train steady operation and application Download PDF

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Publication number
CN103747660B
CN103747660B CN201410018270.5A CN201410018270A CN103747660B CN 103747660 B CN103747660 B CN 103747660B CN 201410018270 A CN201410018270 A CN 201410018270A CN 103747660 B CN103747660 B CN 103747660B
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China
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casing
heat
base plate
removal
fixing base
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CN201410018270.5A
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Chinese (zh)
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CN103747660A (en
Inventor
孙宪忠
武明
武文华
刘军锋
许震
李晓东
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山东和顺电气有限公司
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Priority to CN201410018270.5A priority Critical patent/CN103747660B/en
Publication of CN103747660A publication Critical patent/CN103747660A/en
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Publication of CN103747660B publication Critical patent/CN103747660B/en

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Abstract

The present invention relates to the suspension controller heat-removal system of middle low speed magnetic suspension train steady operation and application, comprise a casing, described casing is one by end face, bottom surface, the closed casing that left and right side and front/rear end are interconnected to form, wherein, front end face and face, right side are provided with the groove holding electrical part, the groove internal fixtion of described front end face is provided with power supply and wave filter, the groove internal fixtion in face, described right side is provided with reactor, face, right side is also provided with multiple wire hole, face, left side is provided with the IGBT connected with casing and seals erecting frame, IGBT it is provided with in erecting frame, face, left side is also provided with multiple connecting screw hole. the body structure of heat-removal system of the present invention is simple and practical, and complete processing is easy, low cost of manufacture, and radiating effect is obvious, has good result of use and economic worth.

Description

The suspension controller heat-removal system of middle low speed magnetic suspension train steady operation and application

Technical field

The present invention relates to a kind of the suspension controller heat-removal system and the application that are applicable to middle low speed magnetic suspension train steady operation, belong to suspension controller auxiliary facility technical field.

Background technology

At present, middle low speed magnetic suspension train suspension controller is generally made up of electrical parts such as casing and IGBT, reactor and wave filters, wherein the electrical part such as IGBT forms primarily of main power circuit and driving circuit, owing to the electric elements in suspension controller are accurate device, the degree of cleaning of environment are required very high, so the electric elements of main power circuit and driving circuit need to work under the environment of sealing. But, the electric elements such as main power circuit and driving circuit operationally can produce a large amount of energy wastees, these losses are almost all changed into heat energy, work under making electric elements be in an airtight hot environment, after temperature exceedes certain limit, the normal operation of electric elements can be affected, even cause the damage of electrical part. So, the sealing environment of suspension controller is carried out heat radiation is problem demanding prompt solution, moreover, what existing apparatus had is designed to the formula shell that is fixed as one, although the degree of cleaning of electrical work environment can be kept well, but it is unfavorable for installing/dismounting, cannot unpack timely maintenance circuit or replacing electrical part; Some apparatus design are the structure being easy to dismantle and overhaul, but cannot avoid the work-ing life entering and then affecting electrical part of dust.

Summary of the invention

For the deficiencies in the prior art, the present invention provides a kind of suspension controller heat-removal system being applicable to middle low speed magnetic suspension train steady operation.

The present invention also provides the application of a kind of above-mentioned suspension controller heat-removal system being applicable to middle low speed magnetic suspension train steady operation.

The technical scheme of the present invention is as follows:

A kind of suspension controller heat-removal system being applicable to middle low speed magnetic suspension train steady operation, comprise a casing, described casing is one by end face, bottom surface, the closed casing that left and right side and front/rear end are interconnected to form, wherein, front end face and face, right side are provided with the groove holding electrical part, the groove internal fixtion of described front end face is provided with power supply and wave filter, the groove internal fixtion in face, described right side is provided with reactor, face, right side is also provided with multiple wire hole, face, left side is provided with the IGBT connected with casing and seals erecting frame, IGBT it is provided with in erecting frame, face, left side is also provided with multiple connecting screw hole.

According to the present invention, it is preferable that, it being provided with power port in the groove of described front end face, described power supply is electrically connected with the electrical part in casing by power port, and the contact surface of power supply and casing is provided with thermofin, and power supply is fixedly linked by bolt and casing; Described power supply comprises shell and the connection terminal of a band cavity, described shell is the uncovered housing in bottom, the bottom of shell is provided with fixing base plate, the edge of fixing base plate extends out to and forms fixing base plate outer outside housing bottom edge, described connection terminal is arranged on fixing base plate, fixing base plate edgewise is provided with multiple breach, breach is distributed on fixing base plate edgewise, described fixing base plate is connected to the outside of casing by breach, is provided with radiating fin on the surface with side on the upper surface of described shell.

The benefit of this design is, thermofin can effectively stop that delivered heat that power supply self produces is in casing, avoiding the too high normal operation affecting in-box electric appliance part of the temperature in casing, the heat that power supply itself produces can also be distributed by the radiating fin that power supply surface is arranged.

According to the present invention, it is preferable that, it being provided with two wave filters in the groove of described front end face, the contact surface of wave filter and casing is provided with thermofin, wave filter is fixedly linked by bolt and casing; Described wave filter comprises shell and the pin of a band cavity, described shell is the uncovered housing in bottom, the bottom of shell is provided with fixing base plate, the edge of fixing base plate extends out to and forms fixing base plate outer outside housing bottom edge, described pin passes from fixing base plate, arranging the bolt hole running through fixing base plate outer on fixing base plate outer, described fixing base plate is fixedly connected on the outside of casing by bolt hole.

According to the present invention, it is preferable that, it being provided with two reactors in the groove in face, described right side, the contact surface of reactor and casing is provided with thermofin, reactor is fixedly linked by bolt and casing; Described reactor comprises shell and the wire hole of a band cavity, square tabular structure it is provided with in the bottom of shell, square tabular structure is fixedly connected with box outer surface, reactor cable realizes the electrical connection of electrical part in reactor and casing by the reactor connection jaws that wire hole passes in tank recess, four corners place of described square tabular structure is provided with four cylindrical pillars, the center of pillar is set to the blind hole containing internal thread, and the open holes that reactor is arranged by box outer surface is connected with blind hole bolt.

According to the present invention, it is preferable that, described IGBT is fixedly connected with radiator element, and described radiator element is provided with six connection posts being on same vertical surface; The end face of described erecting frame is set to outward extending flange, and the contact surface of described flange and radiator element is provided with joint strip, and the internal surface in face, left side is provided with thermofin. The benefit of this design is, electrical part in IGBT and casing is provided separately, can effectively reduce the heat of IGBT generation and the heat exchange of box house, the joint strip simultaneously arranged at contact surface blocks entering of dust effectively, when IGBT is arranged in erecting frame, on the left of six the connection posts and casing that are on same vertical surface, the connecting screw hole on face is in mating connection, certain space is left between radiator element and casing, the heat that IGBT produces also can distribute to surrounding from space, adds the approach of IGBT heat radiation.

According to the present invention, it is preferable that, the internal surface of described end face is provided with semi-conductor cooling piece, semi-conductor cooling piece is provided with heat radiation fan. The benefit of this design is, heat in casing can be sent to the external world by the cold junction of semi-conductor cooling piece, increases the radiating effect in casing, reduces the temperature in casing, the temperature of control electrical part Working environment is in a rational scope, it is ensured that the normal operation of electrical part.

According to the present invention, it is preferable that, described end face and casing are bolted to connection, and the contact surface of end face and casing is provided with joint strip. The object of this design is, increases the stopping property of casing, keeps the degree of cleaning of electrical part Working environment.

According to the present invention, it is preferable that, four corners place of described tank floor is provided with mount pad, and mount pad is provided with open holes.

The application of a kind of above-mentioned suspension controller heat-removal system being applicable to middle low speed magnetic suspension train steady operation, it may also be useful to process is as follows:

(1) described heat-removal system power switch is started;

(2) each electrical part holding installation in described heat-removal system produces heat in working process, and the heat that power supply produces is distributed by radiator element, and simultaneously thermofin block heat between power supply and casing is transmitted in casing; Thermofin block heat between wave filter and casing is transmitted in casing; Thermofin block heat between reactor and casing is transmitted in casing;

(3) heat that the IGBT in erecting frame produces is distributed by radiator element, by connecting, post and casing separate certain space to radiator element, the heat that IGBT produces also can distribute to surrounding from space, and the thermofin simultaneously arranged on internal surface on the left of casing blocks the heat that IGBT produces and transmits in casing;

(4) heat that in casing, electrical part produces at work is transferred to the external world by the semi-conductor cooling piece arranged on end face internal surface;

(5) contact surface of casing and other electrical parts and the joint strip of junction setting, the dust stopped outside casing enters in casing.

The useful effect of the present invention is:

1. generally there is stopping property difference in original shell, the problem that dust-proof effect is not good, have impact on the serviceability of the electric elements such as IGBT; Casing after improvement achieves the all-sealed structure of height, effectively prevent entering of dust, maintains the cleanliness factor of box house electric elements Working environment.

2. outside some power supplys, wave filter, reactor and IGBT electrical part are arranged on casing by the casing of heat-removal system of the present invention, avoid all electrical parts to be in an airtight Working environment, reduce the calorie source in casing; Heat-removal system many places have employed the design of thermofin, it is possible to avoids the heat exchange between each electrical part well, decreases the gathering of heat around casing, adds many-sided sinking path; This heat-removal system possesses easy dismounting, the easily advantage such as maintenance and easy replacing simultaneously, easy to use.

3. the body structure of heat-removal system of the present invention is simple and practical, and complete processing is easy, low cost of manufacture, and radiating effect is obvious, has good result of use and economic worth.

Accompanying drawing explanation

Fig. 1 is the structural representation of the front end face of casing of the present invention.

Fig. 2 is the structural representation in the face, right side of casing of the present invention.

Fig. 3 is the structural representation in the face, left side of casing of the present invention.

Fig. 4, Fig. 5 are the perspective view of casing of the present invention.

Fig. 6 is the structural representation of wave filter.

Fig. 7 is the rear TV structure schematic diagram of wave filter.

Fig. 8 is the side-looking structural representation of wave filter.

Fig. 9 is reactor schematic diagram, and wherein, a figure is front view, and b figure is right view, and c figure is stereographic map.

Figure 10 is the structural representation of power supply.

Figure 11 is the rear TV structure schematic diagram of power supply.

Figure 12 is IGBT heat radiating fin structure schematic diagram, and wherein, a figure is front view, and b figure is view below, and c figure is side view.

Wherein: 1, power port, 2, fixed bolt hole, 3, wave filter connection jaws, 4, erecting frame, 5, front end face groove, 6, wire hole, 7, fixed bolt hole, 8, right lateral grooves, 9, reactor connection jaws, 10, wiring screw, 11, filter housing, 12, base plate fixed by wave filter, 13, bolt hole, 14, pin, 15, IGBT, 16, connect post, 31, reactor shell, 32, square tabular structure, 33, pillar, 34, wire hole, 41, shell, 42, fixing base plate, 43, connection terminal, 44, breach, 45, radiating fin, 46, fixing base plate outer.

Embodiment

By reference to the accompanying drawings, by specific embodiment, the invention will be further elaborated, but is not limited to this.

Embodiment 1:

As shown in Figure 1 to 11, a kind of suspension controller heat-removal system being applicable to middle low speed magnetic suspension train steady operation, comprise a casing, casing is one by end face, bottom surface, the closed casing that left and right side and front/rear end are interconnected to form, four corners place of tank floor is provided with mount pad, wherein, front end face and face, right side are provided with the groove holding electrical part, groove 5 internal fixtion of front end face is provided with power supply and wave filter, groove 8 internal fixtion in face, right side is provided with reactor, face, right side is also provided with 6 wire holes 6, face, left side is provided with the IGBT connected with casing and seals erecting frame 4, face, left side is also provided with 6 connecting screw holes 10.

It is provided with power port 1 in the groove 5 of front end face, power supply is electrically connected with the electrical part in casing by power port 1, the contact surface of power supply and casing is provided with thermofin, described power supply comprises shell 41 and the connection terminal 43 of a band cavity, shell 41 is the uncovered housing in bottom, fixing base plate 42 it is provided with in the bottom of shell, the edge of fixing base plate extends out to and forms fixing base plate outer 46 outside housing bottom edge, connection terminal 43 is arranged on fixing base plate 42, connection terminal 43 realizes being electrically connected by power port 1 and the electrical part in casing, fixing base plate edgewise is provided with 10 breach 44, breach 44 is distributed on fixing base plate edgewise, described fixing base plate 42 uses bolt to be connected to the outside of casing by breach 44, the upper surface of described shell 41 is provided with radiating fin 45 on the surface with side.

Two wave filters it are provided with in the groove 5 of front end face, the contact surface of wave filter and casing is provided with thermofin, wave filter is fixedly linked by bolt and casing, wave filter comprises shell 11 and the pin 14 of a band cavity, shell 11 is the uncovered housing in bottom, fixing base plate 12 it is provided with in the bottom of shell, the edge of fixing base plate 12 extends out to and forms fixing base plate outer outside housing bottom edge, described pin 14 passes from fixing base plate 12 and realizes being electrically connected by wave filter connection jaws 3 and the electrical part in casing, fixing base plate outer arranges the bolt hole 13 of the outer running through fixing base plate, described fixing base plate is connected to the outside of casing by bolt hole.

Being provided with two reactors in the groove 8 in face, right side, the contact surface of reactor and casing is provided with thermofin, reactor is fixedly linked by bolt and casing; Reactor comprises shell 31 and the wire hole 34 of a band cavity, square tabular structure 32 it is provided with in the bottom of shell, square tabular structure 32 is fixedly connected with box outer surface, reactor realizes the electrical connection of electrical part in reactor and casing by wire hole 34 through the reactor connection jaws 9 in the groove 8 in face, right side, four corners place of square tabular structure 32 is provided with four cylindrical pillars 33, the center of pillar 33 is set to the blind hole containing internal thread, and the open holes that reactor is arranged by box outer surface is connected with pillar 33 bolt.

IGBT is fixedly connected with radiator element, and the connecting screw hole 10 described radiator element being provided with on the left of connection post 16 that 16, six, six connection posts being on same vertical surface are on same vertical surface and casing on face is in mating connection; The end face of erecting frame 4 is set to outward extending flange, and the contact surface of flange and radiator element is provided with joint strip, and IGBT is arranged in erecting frame, and the internal surface in face, left side is provided with thermofin. The internal surface of end face is provided with thermofin, and internal surface is provided with semi-conductor cooling piece, and semi-conductor cooling piece is provided with heat radiation fan. End face and casing are bolted to connection, and the contact surface of end face and casing is provided with joint strip.

Embodiment 2:

It is applicable to the application of the suspension controller heat-removal system of middle low speed magnetic suspension train steady operation, it may also be useful to process is as follows:

(1) described heat-removal system power switch is started;

(2) each electrical part holding installation in described heat-removal system produces heat in working process, and the heat that power supply produces is distributed by radiator element, and simultaneously thermofin block heat between power supply and casing is transmitted in casing; Thermofin block heat between wave filter and casing is transmitted in casing; Thermofin block heat between reactor and casing is transmitted in casing;

(3) heat that the IGBT in erecting frame produces is distributed by radiator element, by connecting, post and casing separate certain space to radiator element, the heat that IGBT produces also can distribute to surrounding from space, and the thermofin simultaneously arranged on internal surface on the left of casing blocks the heat that IGBT produces and transmits in casing;

(4) heat that in casing, electrical part produces at work is transferred to the external world by the semi-conductor cooling piece arranged on end face internal surface;

(5) contact surface of casing and other electrical parts and the joint strip of junction setting, the dust stopped outside casing enters in casing.

Comparative example:

The present invention is applicable to the suspension controller heat-removal system of middle low speed magnetic suspension train steady operation, in the process of suspension controller work, respectively heat-removal system temperature in casing before and after improving is done test comparison, see table 1, for Working environment temperature as 20 DEG C:

Table 1: to the heat-removal system contrast of the temperature test in casing table before and after improving

As can be seen from Table 1, the heat-removal system after improvement, effectively prevent electric elements under high temperature cannot the problem of normal operation, the heat-removal system temperature before improvement is between 60-70 DEG C; Heat-removal system temperature after improvement can remain between 35-45 DEG C; When after further advantageous embodiment: after end face internal surface is provided with semi-conductor cooling piece, the temperature of heat-removal system is basic identical with envrionment temperature, greatly reduces the temperature in case, and efficiently solving the electric elements such as IGBT at high temperature cannot the problem of normal operation.

Claims (9)

1. the suspension controller heat-removal system of low speed magnetic suspension train steady operation in, it is characterized in that, comprise a casing, described casing is one by end face, bottom surface, the closed casing that left and right side and front/rear end are interconnected to form, wherein, front end face and face, right side are provided with the groove holding electrical part, the groove internal fixtion of described front end face is provided with power supply and wave filter, the groove internal fixtion in face, described right side is provided with reactor, face, right side is also provided with multiple wire hole, face, left side is provided with the IGBT connected with casing and seals erecting frame, IGBT it is provided with in erecting frame, face, left side is also provided with multiple connecting screw hole, the contact surface of power supply and casing is provided with thermofin, the contact surface of wave filter and casing is provided with thermofin, the contact surface of reactor and casing is provided with thermofin, the internal surface in the face, left side of erecting frame is provided with thermofin.
2. the suspension controller heat-removal system of middle low speed magnetic suspension train steady operation as claimed in claim 1, it is characterized in that, being provided with power port in the groove of described front end face, described power supply is electrically connected with the electrical part in casing by power port, and power supply is fixedly linked by bolt and casing; Described power supply comprises shell and the connection terminal of a band cavity, described shell is the uncovered housing in bottom, the bottom of shell is provided with fixing base plate, the edge of fixing base plate extends out to and forms fixing base plate outer outside housing bottom edge, described connection terminal is arranged on fixing base plate, fixing base plate edgewise is provided with multiple breach, breach is distributed on fixing base plate edgewise, described fixing base plate is connected to the outside of casing by breach, is provided with radiating fin on the surface with side on the upper surface of described shell.
3. the suspension controller heat-removal system of middle low speed magnetic suspension train steady operation as claimed in claim 1, it is characterised in that, it is provided with two wave filters in the groove of described front end face, wave filter is fixedly linked by bolt and casing; Described wave filter comprises shell and the pin of a band cavity, described shell is the uncovered housing in bottom, the bottom of shell is provided with fixing base plate, the edge of fixing base plate extends out to and forms fixing base plate outer outside housing bottom edge, described pin passes from fixing base plate, arranging the bolt hole running through fixing base plate outer on fixing base plate outer, described fixing base plate is fixedly connected on the outside of casing by bolt hole.
4. the suspension controller heat-removal system of middle low speed magnetic suspension train steady operation as claimed in claim 1, it is characterised in that, it is provided with two reactors in the groove in face, described right side, reactor is fixedly linked by bolt and casing; Described reactor comprises shell and the wire hole of a band cavity, square tabular structure it is provided with in the bottom of shell, square tabular structure is fixedly connected with box outer surface, reactor cable realizes the electrical connection of electrical part in reactor and casing by wire hole through the hole of box outer surface, four corners place of described square tabular structure is provided with four cylindrical pillars, the center of pillar is set to the blind hole containing internal thread, and the open holes that reactor is arranged by box outer surface is connected with blind hole bolt.
5. the suspension controller heat-removal system of middle low speed magnetic suspension train steady operation as claimed in claim 1, it is characterised in that, described IGBT is fixedly connected with radiator element, and described radiator element is provided with six connection posts being on same vertical surface; The end face of described erecting frame is set to outward extending flange, and the contact surface of described flange and radiator element is provided with joint strip.
6. the suspension controller heat-removal system of middle low speed magnetic suspension train steady operation as claimed in claim 1, it is characterized in that, the internal surface of described end face is provided with thermofin, and internal surface is provided with semi-conductor cooling piece, and semi-conductor cooling piece is provided with heat radiation fan.
7. the suspension controller heat-removal system of middle low speed magnetic suspension train steady operation as claimed in claim 1, it is characterised in that, described end face and casing are bolted to connection, and the contact surface of end face and casing is provided with joint strip.
8. the suspension controller heat-removal system of middle low speed magnetic suspension train steady operation as claimed in claim 1, it is characterised in that, four corners place of described tank floor is provided with mount pad, and mount pad is provided with open holes.
9. the application of the suspension controller heat-removal system of middle low speed magnetic suspension train steady operation as described in item as arbitrary in claim 1-8, it may also be useful to process is as follows:
(1) described heat-removal system power switch is started;
(2) each electrical part holding installation in described heat-removal system produces heat in working process, and the heat that power supply produces is distributed by radiator element, and simultaneously thermofin block heat between power supply and casing is transmitted in casing; Thermofin block heat between wave filter and casing is transmitted in casing; Thermofin block heat between reactor and casing is transmitted in casing;
(3) heat that the IGBT in erecting frame produces is distributed by radiator element, by connecting, post and casing separate certain space to radiator element, the heat that IGBT produces also can distribute to surrounding from space, and the thermofin simultaneously arranged on internal surface on the left of casing blocks the heat that IGBT produces and transmits in casing;
(4) heat that in casing, electrical part produces at work is transferred to the external world by the semi-conductor cooling piece arranged on end face internal surface;
(5) contact surface of casing and other electrical parts and the joint strip of junction setting, the dust stopped outside casing enters in casing.
CN201410018270.5A 2014-01-15 2014-01-15 The suspension controller heat-removal system of middle low speed magnetic suspension train steady operation and application CN103747660B (en)

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* Cited by examiner, † Cited by third party
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CN109348693A (en) * 2018-12-05 2019-02-15 江苏华科永磁科技有限公司 A kind of automatic heat radiation type motor servo driver

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CN102005989A (en) * 2010-10-14 2011-04-06 中国北车股份有限公司大连电力牵引研发中心 Suspension controller of magnetic suspension train
CN201918888U (en) * 2011-01-17 2011-08-03 中国南方电网有限责任公司电网技术研究中心 Power module device of energy storage current transformer
CN102291957A (en) * 2011-07-26 2011-12-21 阳光电源股份有限公司 Outdoor power supply box
WO2012129883A1 (en) * 2011-03-29 2012-10-04 Tang Bing Computer power supply
CN203661505U (en) * 2014-01-15 2014-06-18 山东和顺电气有限公司 Suspension controller heat dissipation system used for ensuring stable operation of intermediate-and-low speed magnetically levitated train

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Publication number Priority date Publication date Assignee Title
CN2327038Y (en) * 1998-04-03 1999-06-30 湖南计算机股份有限公司 Reinforced liquid-crystal display
CN102005989A (en) * 2010-10-14 2011-04-06 中国北车股份有限公司大连电力牵引研发中心 Suspension controller of magnetic suspension train
CN201918888U (en) * 2011-01-17 2011-08-03 中国南方电网有限责任公司电网技术研究中心 Power module device of energy storage current transformer
WO2012129883A1 (en) * 2011-03-29 2012-10-04 Tang Bing Computer power supply
CN102291957A (en) * 2011-07-26 2011-12-21 阳光电源股份有限公司 Outdoor power supply box
CN203661505U (en) * 2014-01-15 2014-06-18 山东和顺电气有限公司 Suspension controller heat dissipation system used for ensuring stable operation of intermediate-and-low speed magnetically levitated train

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